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Three Little Pigs Retrospective Template: Straw, Sticks, Bricks and the Wolf

Run a Three Little Pigs retro: straw, sticks, bricks and the wolf explained, 12 prompts, a 45-minute agenda and action items that harden fragile systems.

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On this page (10 sections)
  1. The four columns
  2. When to use it (and when not to)
  3. How to run it live (45 minutes)
  4. How to run it async over a sprint
  5. 12 example prompts
  6. Facilitator tip and a common pitfall
  7. How AI helps with this format
  8. Example action items
  9. Use this template in Retro Rabbit
  10. Related formats

The Three Little Pigs retrospective borrows the fairy tale to ask one question: what would fall over if something pushed hard? The team sorts its systems, processes and habits into the house of straw (fragile), the house of sticks (needs shoring up) and the house of bricks (solid), then names the wolf: the threats that could blow the weak houses down. It suits any team that's one sick day away from trouble.

The four columns

ColumnWhat goes hereExample note
🌾 House of straw: what's fragileWhat breaks at the first push: single points of failure, manual steps, knowledge in one head"We've never tested restoring the production database from a backup."
πŸͺ΅ House of sticks: what needs shoring upWhat holds on a normal day but would buckle under stress"Alerts cover the API but not the background job queue."
🧱 House of bricks: what's solidWhat you'd trust in a bad week, and should protect"We rebuilt staging from Terraform in under an hour last month."
🐺 The wolf: what could blow it downThreats ahead that would test the weak houses"Black Friday traffic is usually six times a normal Tuesday."

Straw vs sticks is where teams hesitate. Ask "would it survive a bad week?" If not, it's straw. If it would survive only with overtime or luck, it's sticks. Fill the wolf column last: threats only mean something once you know what the houses are made of.

Where it comes from. No single person is credited with it. The format borrows the English fairy tale, and versions differ: some use only the three houses, some add the wolf as outside threats (as here), and a few use the wolf column for action items.

In Retro Rabbit

The Three Little Pigs template in Retro Rabbit

Pick Three Little Pigs from the format library when you create a Team Room (or later in its Settings) and the board starts with its four columns. Your team adds notes during the sprint, with or without their name shown, then votes on what to talk about.

Three Little Pigs Β· Sprint #14

Example notes

House of straw: what's fragile

  • Restoring the prod database from backup has never been tested2 votes
  • Nightly sync fails about once a week and gets restarted by hand4 votes

House of sticks: what needs shoring up

  • Alerts cover the API but not the background job queue5 votes
  • On-call runbook is two years old and half the links are dead3 votes

House of bricks: what's solid

  • Rebuilt staging from Terraform in under an hour last month3 votes
  • Two people can now run every step of a release, not just one2 votes

The wolf: what could blow it down

  • Black Friday traffic is usually six times a normal Tuesday1 vote
  • Maps API v2 shuts down in March and we still call it1 vote
A Three Little Pigs board with example notes, written for illustration.
  • House of straw: what's fragile
  • House of sticks: what needs shoring up
  • House of bricks: what's solid
  • The wolf: what could blow it down
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When to use it (and when not to)

Use it when:

  • a peak is coming: a seasonal spike, a big launch, a migration cutover
  • you've just had a near miss and want to find its siblings
  • someone who holds a lot of knowledge is leaving or going on leave
  • the team inherited a system nobody has mapped

Pick something else when:

  • the problem is how people worked together, not what they built. Run Mad Sad Glad or What Went Well instead.
  • something already broke. Use the incident review template for the timeline and root causes.
  • the question is delivery speed. The pigs care about strength, not pace; Speed Car fits better.

How to run it live (45 minutes)

TimeStep
0–5 minReview last retro's action items
5–15 minSilent writing: straw, sticks and bricks
15–20 minAdd wolves, then group
20–24 minDot vote on straw and sticks only
24–40 minPair each top note with a wolf and discuss
40–45 minAgree on actions and owners
  1. Check last time's repairs. Open the Previous Retro tab in the Action Items panel, and Old / Unresolved Items for anything older. A fix that's still open means that house is still straw.
  2. Write the houses first. Set the shared timer for 10 minutes. Name things specifically: "the nightly sync job," not "infrastructure."
  3. Then the wolf. Five minutes for threats. Real ones with dates beat guesses.
  4. Group and vote. Vote only on straw and sticks: bricks don't need fixing, and wolves aren't yours to fix.
  5. Pair each top note with a wolf. Ask "which wolf blows this down, and when?" Straw with no wolf in sight can wait. Straw with a wolf next month can't.
  6. Decide, then read the bricks. Read them out loud last: they're the things not to "improve" by accident.

How to run it async over a sprint

Fragile things show up in normal work, so note them the moment you find them.

  1. Day 1: the next board is ready as soon as someone clicks Start New Retro after the last retro.
  2. During the sprint: whenever someone repeats a manual step, hears "only one person knows that," or gets paged for something odd, they add a straw or sticks note, on the board or in the Team Room's Quick Notes. Turn off Show Name to post without your name shown.
  3. Mid-sprint: the facilitator adds wolves from the calendar: launches, freezes, leave, vendor deadlines.
  4. Two days before the end: everyone adds one brick (the column people skip) and votes.
  5. The day before: the facilitator groups notes and reads the CarrotIQ Sprint Summary for the straw column.
  6. Retro day: a 20-minute call on the top straw and sticks, or a written round where each owner replies with a fix and a date.

See how to run an async retrospective for the full playbook.

12 example prompts

House of straw

  1. What would break if one specific person were away for two weeks?
  2. Which step do we still do by hand, from memory?
  3. What are we scared to touch?

House of sticks 4. What works, but only because someone babysits it? 5. Where are our tests or alerts thinner than we'd like? 6. What did we patch this sprint instead of fixing?

House of bricks 7. What did we rely on this sprint without thinking about it? 8. Which past investment paid off when things got busy? 9. What could a new joiner run safely in their first week?

The wolf 10. What's coming next quarter that will test us? 11. Which vendor or other team could hit us without warning? 12. What's the worst week we can realistically imagine?

For more, see 60 sprint retrospective questions.

Facilitator tip and a common pitfall

Tip: make the bricks earn their place. Teams are generous with bricks. For each one, ask "when did this last get tested?" If the answer is "never," it's sticks in a brick costume. Moving one brick to sticks is often the most useful minute of the retro.

Pitfall: the straw column turns into a rewrite wish list. "Rewrite the billing service" won't fit in a sprint and starts an architecture debate. Ask for the smallest change that turns straw into sticks: a runbook, a second person trained, an alert. Big rebuilds go to planning, with the straw note as the reason.

How AI helps with this format

On Pro AI (and during the free trial), CarrotIQ handles the admin:

  • Group names. Drag "restore never tested" onto "nobody checks the backup job's logs" and CarrotIQ names the group, for example "Untested Backups".
  • Summaries. The Sprint Summary covers each column and the whole retro. The straw summary is a ready-made risk list for next quarter's planning.
  • Suggested action items. CarrotIQ Suggest drafts an action from the notes, weighting the most-voted ones. Cut it down to the smallest fix, then assign it.

Example action items

Straw gets a fix or a workaround, sticks get reinforcement, and the wolf sets the deadline.

NoteAction item
Straw: "Restore from backup never tested""Priyanka restores last night's backup to a scratch database on Thursday and times it. The restore time goes on the on-call page."
Straw: "Nightly sync gets restarted by hand""Lena adds an automatic retry and an alert to the nightly sync by Thursday. Check: zero manual restarts before the next retro."
Sticks: "No alerts on the job queue""Ravi adds queue-depth and failed-job alerts before the November freeze, and triggers each one in staging to prove it fires."
Wolf: "Black Friday at six times normal traffic""Mei runs a 6x load test on staging two weeks before Black Friday. Anything that fails goes on the next board as straw."
Brick: "Staging rebuilt from Terraform in an hour""Keep it: Tariq rebuilds staging from scratch once a quarter and posts how long it took."

Next retro, the Previous Retro tab lists these; older open ones sit under Old / Unresolved Items. More in retrospective action items that actually get done.

Use this template in Retro Rabbit

  1. Start a 14-day free trial. No card is needed.
  2. Pick Three Little Pigs from the format library: choose "Browse all formats" when you create your Team Room, or later in the Team Room's Settings.
  3. Before the first retro, add the wolves you already know about (launches, freezes, leave) so everyone sees what the houses must survive.

See pricing for plans.

  • Pre-mortem: imagine the failure before a launch
  • Incident review: when the wolf already came
  • Tech debt retrospective: when the straw column is mostly old debt
  • Sailboat: risks measured against a goal, not the strength of what you've built
  • More formats in Fun and themed
  • All retrospective templates

Frequently asked questions

What is a Three Little Pigs retrospective?

A retrospective based on the fairy tale. The team sorts its systems, processes and habits into a house of straw (fragile), a house of sticks (holds up but needs work) and a house of bricks (solid), then names the wolf: the threats that could blow the weak houses down.

What's the difference between straw and sticks?

Straw falls over at the first push, like a manual step only one person knows. Sticks hold up on a normal day but would buckle under stress, like alerts that cover the API but not the job queue. Straw gets urgent fixes; sticks get planned reinforcement.

What does the wolf represent?

The threats your weak houses would have to survive: a traffic spike, a key person on leave, a vendor shutting down an API, an audit. Some versions use the wolf column for action items instead. Here it holds threats, and actions come from pairing each wolf with a house it could blow down.

When should you use the Three Little Pigs retrospective?

Before a peak period, after a near miss, when someone with a lot of knowledge is leaving, or when the team has inherited a system. For a sprint where the real question is how people worked together, use Mad Sad Glad instead.

How long does a Three Little Pigs retrospective take?

About 45 minutes for a two-week sprint. A team that owns a lot of production systems may need 60 minutes the first time, because the straw column is long.

Is the Three Little Pigs retrospective only for engineering teams?

No. Processes can be straw too: a release checklist that lives in one person's head, or a key customer relationship that depends on one account manager. Engineering teams just tend to have the longest lists.

Run this retro in Retro Rabbit

Your team adds notes during the sprint, CarrotIQ groups and summarizes them and suggests action items, and unfinished items carry into the next retro.

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